Cölbe is a community in Marburg-Biedenkopf district in Hesse, Germany.

Cölbe's municipal area lies on the southern edge of the Burgwald, a low mountain range and part of the Hessisches Bergland (Hessian Highland), and borders directly on the university city of Marburg to the south. The namesake constituent community is found on a bow in the river Lahn where it bends from its mainly easterly flow to a mainly southerly one.